Ophthalmic Clinical Research, Clinical Trial Items
SKU : 7030
Black Out Filter for Trial Lens Frame
SKU : 7030
Black Out Filter for Trial Lens Frame
Black Out Filter for Trial Lens Frame
| Brands | Precision Vision |
|---|
| Dimensions | 3 × 2.25 × 0.25 in |
|---|
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ETDRS charts for Illuminator cabinet 4M ( 13 feet ), Ophthalmic Clinical Research
Original Series Sloan Letter ETDRS Chart 2
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Only standardized format accepted in studies sponsored by the National Eye Institute.
Designed for use in clinical studies and low vision evaluations where accurate, repeatable visual acuity measurements are required.
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Ophthalmic Clinical Research, Pelli-Robson Trans-Illuminated Contrast Sensitivity Chart
Pelli Robson Trans Illuminated Contrast Sensitivity Chart Low Vision
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The trans-illuminated versions are identical to the original “Gold Standard” Pelli-Robson Contrast Sensitivity Charts. These charts cover ¾ of the original contrast range and are manufactured to the same true log steps and use the same letters and letter sizes as the originals.
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Illiminator Cabinet, Ophthalmic Clinical Research
Large LED Illuminator Cabinet 300
2425LED-300 7 Presets at 3, 10, 40, 85, 160, 320 and 800 cd/m2
This configuration allows for testing vision under several different luminance levels with optional charts in high contrast, low contrast and threshold contrast and different test distances.SKU: 2425LED-300
